{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["cell line", "RNA", "protein", "cell type", "DNA"], "input": "The purified NF-GM2 consists of 50 ( p50 ) and 65 kDa ( p65 ) polypeptides and has a binding activity specific for both the GM-CSF and immunoglobulin kappa ( GGAAAGTCCC ) enhancers ."}
{"cell line": [], "RNA": [], "protein": ["NF-GM2", "p50", "p65", "GM-CSF"], "cell type": [], "DNA": ["immunoglobulin kappa ( GGAAAGTCCC ) enhancers"]}